Update README.md

Author: Poussinou

README.md

@@ -1,5 +1,10 @@
-# Secure-Photo-Viewer
+# Secure Photo Viewer
 
 Welcome to the Secure Photo Viewer Repository!
 
+<a href="https://f-droid.org/packages/com.gtp.showapicturetoyourfriend/" target="_blank">
+<img src="https://f-droid.org/badge/get-it-on.png" alt="Get it on F-Droid" height="80"/></a>
+<a href="https://play.google.com/store/apps/details?id=com.gtp.showapicturetoyourfriend" target="_blank">
+<img src="https://play.google.com/intl/en_us/badges/images/generic/en-play-badge.png" alt="Get it on Google Play" height="80"/></a>
+
 For TouchImageView, look [here](https://github.com/MikeOrtiz/TouchImageView).